CareerWall Job Posting: Flexible Part-Time USPS Postal Support Employee(PSE)in San Mateo at United States Postal Service. This is a Part Time role in San Mateo, CA. Salary: $18 - $20.

Flexible Part-Time USPS Postal Support Employee(PSE)in San Mateo

Posted on April 08, 2026

San Mateo, CA Part Time $18 - $20

Part-Time Role Based in San Mateo

Key Part-Time Information

  • Pay: $18-$20/Hour (approx. $23.7k/Year)
  • Hiring Organization: United States Postal Service
  • Apply your your professional skills skills in a flexible part-time role at our San Mateo location.
  • Location: San Mateo, CA
  • Job Title: USPS Postal Support Employee (PSE) – Flexible Part-Time Role
  • Benefits: Steady supplemental income with predictable weekly hours.
  • Great option for students, parents, or those seeking extra income.
  • This part-time role in San Mateo is an excellent opportunity for professionals skilled in relevant skills.
  • Our United States Postal Service part-time team in San Mateo, CA is growing.
  • Benefit from working part-time in San Mateo, a key hub for the Government And Retail industry.


Core Operations & Data Accuracy

The Postal Support Employee (PSE) is a versatile, vital role within the USPS network, acting as the bridge between raw logistics and customer-facing retail. PSEs ensure that every piece of mail is accurately tracked and routed.


Key Duties Include:

  1. Operating advanced barcode sorting machines and automated dispatch systems.
  2. Distributing incoming mail into precise carrier routes inside the local station.
  3. Providing exceptional retail service at the front counter, selling money orders, and assisting customers with passports.
  4. Resolving complex zip code routing errors.

This role offers varied tasks, a climate-controlled environment, and a highly structured path to becoming a Career Postal Clerk.